S1T1U1B3B3O1R1N1
12 points
STUBBORN is validvalid
unyielding [adj STUBBORNER, STUBBORNEST] : STUBBORNLY [adv], STUBBORNNESS [n]
obstinate [adj STUBBORNER, STUBBORNEST, STUBBORNLY] / to be stubborn, persist [v -ED, -ING, -S]
unyielding [adj STUBBORNER, STUBBORNEST] : STUBBORNLY [adv], STUBBORNNESS [n]
obstinate [adj STUBBORNER, STUBBORNEST, STUBBORNLY] / to be stubborn, persist [v -ED, -ING, -S]